Paradoxically, when God seems to be silent, He is feverishly at work micro-managing what otherwise appears as insignificant details.
In Psalm 139, David points out God's attribute of omnipresence, that is, His ability to be present everywhere at all times by His Holy Spirit.
We can draw several lessons from Elijah, particularly his belief that he was the only one left whom God could use. God is always doing more than we are aware.
The natural mind craves something physical to remind us of God, but the Second Commandment prohibits this. Any representation will fall short of the reality.